Bump the github-actions group with 2 updates

Bumps the github-actions group with 2 updates: [mamba-org/setup-micromamba](https://github.com/mamba-org/setup-micromamba) and [codecov/codecov-action](https://github.com/codecov/codecov-action).


Updates `mamba-org/setup-micromamba` from 2.0.7 to 3.0.0
- [Release notes](https://github.com/mamba-org/setup-micromamba/releases)
- [Commits](mamba-org/setup-micromamba@add3a49...d7c9bd8)

Updates `codecov/codecov-action` from 5.5.2 to 6.0.0
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@671740a...57e3a13)

---
updated-dependencies:
- dependency-name: mamba-org/setup-micromamba
  dependency-version: 3.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: codecov/codecov-action
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/tests.yaml

@@ -25,7 +25,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
-      - uses: mamba-org/setup-micromamba@add3a49764cedee8ee24e82dfde87f5bc2914462 # v2.0.7
+      - uses: mamba-org/setup-micromamba@d7c9bd84e824b79d2af72a2d4196c7f4300d3476 # v3.0.0
         with:
           condarc: |
             channels:
@@ -44,6 +44,6 @@ jobs:
           pytest -n 2 -vv --cov=seacliff --cov-report=term-missing --cov-report=xml tests
 
       - name: upload coverage
-        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v.5.52
+        uses: codecov/codecov-action@57e3a136b779b570ffcdbf80b3bdc90e7fab3de2 # v.5.52
         with:
           token: ${{ secrets.CODECOV_TOKEN }}